Sit on seat in machine with feet apart. Position side of head on padded lever. Center body so neck is in line with lever axis. Grasp handles for support.
Move head down to side by laterally flexing neck. Return head to opposite side and repeat. Sit in machine backwards and continue with opposite side.
See all muscle used in Lateral Flexion:
Thoracic / Lumbar Spine movement is typical involved in this exercise. See animation of spinal lateral flexion.